retube
/ˈrɛtʊb/Definitions
1. verb
To insert new tubing into an existing tube or pipe, often as a repair or replacement.
“The plumber had to retube the old faucet to fix the leak.”
2. noun
A new tube or pipe inserted into an existing one, especially in plumbing or engineering contexts.
“The retube was successfully installed, and the system is now operational.”